1673155252 has 12 divisors (see below), whose sum is σ = 2938908420. Its totient is φ = 833467136.

The previous prime is 1673155247. The next prime is 1673155271. The reversal of 1673155252 is 2525513761.

It can be written as a sum of positive squares in 2 ways, for example, as 85451536 + 1587703716 = 9244^2 + 39846^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 776413 + ... + 778564.

It is an arithmetic number, because the mean of its divisors is an integer number (244909035).

Almost surely, 2^1673155252 is an apocalyptic number.

It is an amenable number.

1673155252 is a deficient number, since it is larger than the sum of its proper divisors (1265753168).

1673155252 is a wasteful number, since it uses less digits than its factorization.

1673155252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1555250 (or 1555248 counting only the distinct ones).

The product of its digits is 63000, while the sum is 37.

The square root of 1673155252 is about 40904.2204668418. The cubic root of 1673155252 is about 1187.1677228340.

The spelling of 1673155252 in words is "one billion, six hundred seventy-three million, one hundred fifty-five thousand, two hundred fifty-two".